2988: Dos Perros
Camposdelante 30T 446794 4799020 (Datum: ETRS89. Accuracy code: G) Altitude 205m
Length 30m Depth 12m
Area position : Site entrance in context : Logbook search

Updated 15th October 2008; 27th September 2012; 22nd May 2017

The entrance is in a cleared depression behind a barn and is probably a cold store. In June 2008 the situation was the draughting dig had been enlarged to the top of a 12m pitch. Unfortunately, the top of pitch was a collection of large loose blocks "supported" by several larger blocks which had little visible support. It was felt a safe descent was not possible yet from the point of entry or from the far side of the pitch. A descent at that time was thought to be suicidal.
In the summer, an attempt was made to drop an offending boulder with the help of a weighted tub. This failed. The next person in ignored or didn't realise the "risk baggage" and passed over the top and down the far side. At the base, a small streamway on sandstone is met. At a T-junction, downstream goes 3m to a sump while upstream chokes. In August 2012, in a very dry summer, both up and downstream areas were looked at again with "inconclusive" results.
At Easter 2017, the downstream sump was checked and, although the passage continues, it is far too narrow.
The length and depth above are an educated guess.

Link to entry in the Cave Diving Sump Index.

Reference: anon., 2008d (Whit logbook); anon., 2008e (summer logbook); anon., 2012d (summer logbook); anon., 2017b (Easter logbook)
Entrance pictures: yes
Underground pictures : yes
Video :
Detailed Survey :
Line Survey :
On area survey :
Survex file :

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